Results 71 to 80 of about 932,717 (306)

Bone Healing Around Implants in Normal and Medically Compromised Conditions: Osteoporosis and Diabetes

open access: yesAdvanced Healthcare Materials, EarlyView.
xx xx. ABSTRACT Osseointegration of orthopedic and dental implants is influenced by local and systemic factors, including their physicochemical surface properties and the patient's overall health status. Titanium and its alloys have been a longstanding standard for bone implants due to their innate biocompatibility and mechanical properties.
Dainelys Guadarrama Bello   +2 more
wiley   +1 more source

VTA monosynaptic connections by local glutamate and GABA neurons and their distinct roles in behavior

open access: yesNature Communications
The ventral tegmental area (VTA) dopamine neurons have been implicated in diverse behaviors. These VTAdopamine neurons are intermixed with neurons that co-transmit glutamate and GABA (VTAglutamate-GABA), transmit glutamate (VTAglutamate-only) or GABA ...
M. Flavia Barbano   +9 more
doaj   +1 more source

Relapse Opiat di Rumah Sakit Ketergantungan Obat Jakarta, Tahun 2003-2005 [PDF]

open access: yes, 2007
Drug abuse is a chronic condition that can relapse several times. Generally the relapse rates of narcotic, psychotropic and other additive material are not differed from that of opiate.
Muttaqin, A. (Akhmad)
core   +3 more sources

Bacteria‐Responsive Nanostructured Drug Delivery Systems for Targeted Antimicrobial Therapy

open access: yesAdvanced Materials, EarlyView.
Bacteria‐responsive nanocarriers are designed to release antimicrobials only in the presence of infection‐specific cues. This selective activation ensures drug release precisely at the site of infection, avoiding premature or indiscriminate release, and enhancing efficacy.
Guillermo Landa   +3 more
wiley   +1 more source

The Economics of Crime: Investigating the Drugs-Crime Channel [PDF]

open access: yes
The rising trends both in drug addiction and crime rates are of major public concern in Germany. Surprisingly, the economic theory of crime seems to ignore the drugs-crime nexus, whereas the criminological literature considers illicit drug use a main ...
Entorf, Horst, Winker, Peter
core  

Innovative Drug Delivery and Formulation Designs To Deter Drug Abuse/Misuse Related To Suicide [PDF]

open access: yes, 2012
Patients with a history of abuse/misuse of pain and psychotic medications are at high risk for suicide. Novel drug delivery and formulation approaches have been explored to reduce the potential of drug abuse/misuse and to improve patient compliance. This
Zhao, Fang
core   +1 more source

Cocaine self-administration in the mouse: A low-cost, chronic catheter preparation [PDF]

open access: yes, 2012
Intravenous drug self-administration is the most valid animal model of human addiction because it allows volitional titration of the drug in the blood based on an individual’s motivational state together with the pharmacokinetic properties of the ...
Brian Cadle   +4 more
core   +3 more sources

Sculpting the Future of Bone: The Evolution of Absorbable Materials in Orthopedics

open access: yesAdvanced Materials, EarlyView.
This review summarizes the current status of polymeric, ceramic, and metallic absorbable materials in orthopedic applications, and highlights several innovative strategies designed to enhance mechanical performance, control degradation, and promote bioactivity. We also discuss the progress and translational potential of absorbable materials in treating
Zhao Wang   +13 more
wiley   +1 more source

Midbrain signaling of identity prediction errors depends on orbitofrontal cortex networks

open access: yesNature Communications
Outcome-guided behavior requires knowledge about the identity of future rewards. Previous work across species has shown that the dopaminergic midbrain responds to violations in expected reward identity and that the lateral orbitofrontal cortex (OFC ...
Qingfang Liu   +5 more
doaj   +1 more source

Central and peripheral contributions to dynamic changes in nucleus accumbens glucose induced by intravenous cocaine

open access: yesFrontiers in Neuroscience, 2015
The pattern of neural, physiological and behavioral effects induced by cocaine is consistent with metabolic neural activation, yet direct attempts to evaluate central metabolic effects of this drug have produced controversial results.
Ken Taro Wakabayashi, Eugene A Kiyatkin
doaj   +1 more source

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